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Stockholders’ Equity (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Sep. 30, 2021
Sep. 30, 2020
Jun. 29, 2021
Sep. 17, 2020
Stockholders’ Equity (Details) [Line Items]            
Accounts payable and accrued liabilities $ 0.6 $ 0.8 $ 0.6 $ 0.8    
Unrecognized compensation cost 0.2   0.2      
Recognized sharebased compensation expense 4.8 2.5 9.9 5.3    
Share-based compensation expense $ 0.0 $ 3.0 $ 6.0 $ 0.0    
Equity Incentive Plan [Member]            
Stockholders’ Equity (Details) [Line Items]            
Shares of common stock (in Shares)     12,600,000      
Minimum [Member] | Equity Incentive Plan [Member]            
Stockholders’ Equity (Details) [Line Items]            
Shares available for issuance (in Shares)           5,000,000
Maximum [Member] | Equity Incentive Plan [Member]            
Stockholders’ Equity (Details) [Line Items]            
Shares available for issuance (in Shares)         17,600,000